Starrett 3908AC Dial Test Indicator Set with Dovetail Mount 0-4-0 1-9/16" Dial

The Starrett 3908AC is a precision dial test indicator set featuring a larger 1-9/16" (40mm) dial face with a 0-4-0 reading configuration. Designed for machinists and quality control professionals, this indicator delivers reliable, repeatable measurements in demanding shop environments.

Key Features:

• Precision gear-driven movement with smooth, jeweled action for accurate, low-friction readings
• 0.0001" graduations over a 0–0.008" measurement range with a 0-4-0 dial reading
• Automatic contact point reversal always maintains clockwise hand rotation for intuitive reading
• Three dovetail positioning mounts for compatibility with most existing test indicator accessories and holders
• Frictionally adjustable and replaceable contacts for versatile setup and long-term serviceability
• High-contrast white dial face with 1-9/16" (40mm) diameter for easy readability
• Satin chrome finish for corrosion resistance and durability in shop conditions
• Meets or exceeds ANSI/ASME accuracy specifications

What's Included:

• 0.078" contact point
• 0.156" contact point
• 3/8" dovetail clamp
• 5/32" dovetail clamp
• 0.156" swivel post holder
• Tool post holder
• Contact wrench
• Protective carrying case

The Starrett 3908AC is part of Starrett's renowned 3908/3909 series, which features the larger 1-9/16" dial face — an upgrade over the 1-1/4" face found on the 3808/3809 series — making it especially well-suited for applications requiring quick, clear readings. EDP No. 12636.